package com.itheima.mapper;

import com.itheima.pojo.Brand;
import org.apache.ibatis.annotations.*;

import java.util.List;

public interface BrandMapper  {

    /*
    查询所有
     */
    @Select("select * from tb_brand")
    @ResultMap("brandResultMap")
    List<Brand> selectAll();

    /*
    添加数据
     */
    @Insert("insert into tb_brand values(null,#{brandName},#{companyName},#{ordered},#{description},#{status})")
    void add(Brand brand);



//    int update(Brand brand);
    /*
    删除
     */
    @Delete("delete from tb_brand where id=#{id}")
    void deleteById(int id);

    /**
     * 修改
     * @param brand
     */
    @Update("update tb_brand set brand_name = #{brandName},company_name = #{companyName},ordered = #{ordered},description = #{description},status = #{status} where id = #{id}")
    void updateById(Brand brand);

    /*
    批量删除
     */
    void deleteByIds(@Param("ids") int[]ids);

    /*
    分页查询
     */

    @Select("select * from tb_brand limit #{begin} , #{size}")
    @ResultMap("brandResultMap")
    List<Brand> selectByPage(@Param("begin") int begin,@Param("size") int size);


    /*
    查询总记录数
     */

    @Select("select count(*) from tb_brand ")
    int selectTotalCount();

    /*
   分页条件查询
     */
    List<Brand> selectByPageAndCondition(@Param("begin") int begin,@Param("size") int size,@Param("brand") Brand brand);



    /*
   根据条件查询总记录
     */
    int selectTotalCountByCondition(Brand brand);
}
